Reland of stripping $$ revs from custom deps in bot_update
Reland of stripping $$ revs from custom deps in bot_update

Turns out this is necessary otherwise gclient sync turns src/v8 back
into an SVN dep.

BUG=261741
TBR=machenbach

Review URL: https://codereview.chromium.org/426353002

git-svn-id: 239fca9b83025a0b6f823aeeca02ba5be3d9fd76@286600 0039d316-1c4b-4281-b951-d872f2087c98

eunchong/build,eunchong/build,eunchong/build,eunchong/build